Dec 05, 2017 08:56AM EST
You can find the option to upgrade at the top of the dashboard after you log in. Here is an article with more information: https://boostsuite.desk.com/customer/en/portal/articles/687168-how-to-upgrade-your-account
Pricing can be found on the upgrade page, but here is a little more info: https://boostsuite.desk.com/customer/en/portal/articles/2121606-how-much-does-boostsuite-ads-cost-
I hope that helps, but if you have any more questions don't hesitate to ask!